package java0108;

import java.io.FileNotFoundException;
import java.io.FileReader;

public class Java02 {
    public static void main(String[] args) throws FileNotFoundException {
        //(2)运行时异常、非检查型异常
        // int[] arr= {1,2};
        //System.out.println(arr[2]);


        //NullPointer Exception空指针异常
        // String str = null;
        // System.out.println(str.equals("abc"));

        //  FileReader reader = new FileReader("d:/abc.txt");





    }
}
